20FilesystemResizeUnmounted.in 1.85 KB
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#! /bin/bash
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# Copyright (C) 2011 GRNET S.A. 
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
# 02110-1301, USA.

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### BEGIN TASK INFO
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# Provides:		FilesystemResizeUnmounted
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# RunBefore:		MountImage
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# RunAfter:             FixPartitionTable
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# Short-Description:	Resize filesystem to use all the available space
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### END TASK INFO
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set -e
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. "@commondir@/common.sh"
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# Check if the task should be prevented from running.
check_if_excluded

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if [ ! -b "$SNF_IMAGE_DEV" ]; then
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    log_error "Device file:\`${SNF_IMAGE_DEV}' is not a block device"
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fi
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last_partition=$(get_last_partition "$SNF_IMAGE_DEV")
id=$(echo "$last_partition" | cut -d: -f1)
ptype=$(echo "$last_partition" | cut -d: -f5)

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if [[ "$ptype" == ext[234] ]]; then
    device="${SNF_IMAGE_DEV}${id}"
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    state=$($TUNE2FS -l "$device" | grep ^Filesystem\ state: | cut -d: -f2);
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    state=$(echo $state) #trim the value

    if [ "$state" = "clean" ]; then
        $RESIZE2FS -f "$device"
    else
        log_error "The file system state of partition: \`$device' " \
            " is not clean (state = $state)"
    fi

else
    warn "Last partition with id: \`$id' has an unsupported file system type:" \
    " (ptype = $ptype)."
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fi
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exit 0
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# vim: set sta sts=4 shiftwidth=4 sw=4 et ai :